class_docstr: The renderer handles drawing/rendering operations.
  
  This is a minimal do-nothing class that can be used to get started when
  writing a new backend. Refer to backend_bases.RendererBase for
  documentation of the classes methods.
code: def flipy(self):
      return True
  
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  import six
  from matplotlib._pylab_helpers import Gcf
  from matplotlib.backend_bases import FigureCanvasBase, FigureManagerBase, GraphicsContextBase, RendererBase
  from matplotlib.figure import Figure
label_desc: Use image node_id 5 for calling the RendererTemplate obj's underlying member method code with example usage: obj.flipy() and returns: True